DEF CON
@defcon.defcon.social.ap.brid.gy
DEF CON is the world's most influential hacker conference. Held every year since 1993 in Las Vegas, Nevada, DEF CON is the hub of a global community of hackers […]
🌉 bridged from https://defcon.social/@defcon on the fediverse by https://fed.brid.gy/
🌉 bridged from https://defcon.social/@defcon on the fediverse by https://fed.brid.gy/
Reposted by DEF CON
It's with a heavy heart that I write this. Long time contributor and friend @Delchi has passed away. RIP
He always answered the phone with "What's the good word?" and had an insatiable hackers curiosity. He pioneered the Hackers with Debilitates to help make DEF CON more accessible, a selfless […]
He always answered the phone with "What's the good word?" and had an insatiable hackers curiosity. He pioneered the Hackers with Debilitates to help make DEF CON more accessible, a selfless […]
Original post on defcon.social
defcon.social
November 15, 2025 at 8:29 AM
It's with a heavy heart that I write this. Long time contributor and friend @Delchi has passed away. RIP
He always answered the phone with "What's the good word?" and had an insatiable hackers curiosity. He pioneered the Hackers with Debilitates to help make DEF CON more accessible, a selfless […]
He always answered the phone with "What's the good word?" and had an insatiable hackers curiosity. He pioneered the Hackers with Debilitates to help make DEF CON more accessible, a selfless […]
#defconmovienight continues the celebration of #noirvember Saturday night with Fritz Lang's 'The Woman in the Window' from 1944. Join the #defcon movie night faithful at 8pm PST. We'll be staring out the window of the discord (discord.gg/defcon) in the Movie-night-text channel. See you there.
November 14, 2025 at 3:35 AM
#defconmovienight continues the celebration of #noirvember Saturday night with Fritz Lang's 'The Woman in the Window' from 1944. Join the #defcon movie night faithful at 8pm PST. We'll be staring out the window of the discord (discord.gg/defcon) in the Movie-night-text channel. See you there.
#defconsingapore update:
Now that we've wrapped up a very successful DC Bahrain, we're excited to turn our focus to #singapore. If you want to be involved, we've still got open calls for Creators and Trainers!
You can find out about those calls and learn […]
[Original post on defcon.social]
Now that we've wrapped up a very successful DC Bahrain, we're excited to turn our focus to #singapore. If you want to be involved, we've still got open calls for Creators and Trainers!
You can find out about those calls and learn […]
[Original post on defcon.social]
November 10, 2025 at 11:54 PM
#defconsingapore update:
Now that we've wrapped up a very successful DC Bahrain, we're excited to turn our focus to #singapore. If you want to be involved, we've still got open calls for Creators and Trainers!
You can find out about those calls and learn […]
[Original post on defcon.social]
Now that we've wrapped up a very successful DC Bahrain, we're excited to turn our focus to #singapore. If you want to be involved, we've still got open calls for Creators and Trainers!
You can find out about those calls and learn […]
[Original post on defcon.social]
Reposted by DEF CON
so I’ve been reversing the classic mac os usb stack
and I found a credits easter egg of sorts.
The OHCI controller driver emulates a hub device, which uses the OHCI root hub registers on the back end.
The USB device string descriptors for this emulated hub […]
[Original post on labyrinth.zone]
and I found a credits easter egg of sorts.
The OHCI controller driver emulates a hub device, which uses the OHCI root hub registers on the back end.
The USB device string descriptors for this emulated hub […]
[Original post on labyrinth.zone]
November 7, 2025 at 8:11 PM
so I’ve been reversing the classic mac os usb stack
and I found a credits easter egg of sorts.
The OHCI controller driver emulates a hub device, which uses the OHCI root hub registers on the back end.
The USB device string descriptors for this emulated hub […]
[Original post on labyrinth.zone]
and I found a credits easter egg of sorts.
The OHCI controller driver emulates a hub device, which uses the OHCI root hub registers on the back end.
The USB device string descriptors for this emulated hub […]
[Original post on labyrinth.zone]
It's been great making so many new friends at #defconbahrain! Many thanks to the creators who put the event together, the attendees who shared their time with us and our supremely gracious hosts.
#defcon #passiton
#defcon #passiton
November 6, 2025 at 7:42 PM
It's been great making so many new friends at #defconbahrain! Many thanks to the creators who put the event together, the attendees who shared their time with us and our supremely gracious hosts.
#defcon #passiton
#defcon #passiton
Some more images from the calm before #defconbahrain - labs all ready for demoing and info desk all set to inform.
You can learn about #defcon and our presence at the #arabinternationalcybersecurity conference here:
https://defcon.org/html/defcon-bahrain/dc-bahrain-index.html
You can learn about #defcon and our presence at the #arabinternationalcybersecurity conference here:
https://defcon.org/html/defcon-bahrain/dc-bahrain-index.html
November 4, 2025 at 10:21 PM
Some more images from the calm before #defconbahrain - labs all ready for demoing and info desk all set to inform.
You can learn about #defcon and our presence at the #arabinternationalcybersecurity conference here:
https://defcon.org/html/defcon-bahrain/dc-bahrain-index.html
You can learn about #defcon and our presence at the #arabinternationalcybersecurity conference here:
https://defcon.org/html/defcon-bahrain/dc-bahrain-index.html
#defcon crew beginning to arrive for #defconbahrain.
Trainings begin Nov 3, and the event runs Nov 5 and 6.
more info here:
https://defcon.org/html/defcon-bahrain/dc-bahrain-index.html
Trainings begin Nov 3, and the event runs Nov 5 and 6.
more info here:
https://defcon.org/html/defcon-bahrain/dc-bahrain-index.html
November 2, 2025 at 1:27 AM
#defcon crew beginning to arrive for #defconbahrain.
Trainings begin Nov 3, and the event runs Nov 5 and 6.
more info here:
https://defcon.org/html/defcon-bahrain/dc-bahrain-index.html
Trainings begin Nov 3, and the event runs Nov 5 and 6.
more info here:
https://defcon.org/html/defcon-bahrain/dc-bahrain-index.html
Reposted by DEF CON
November 1, 2025 at 9:12 PM
Reposted by DEF CON
FCC scrapping telecom security regs: https://www.cybersecuritydive.com/news/fcc-cybersecurity-telecommunications-carriers-brendan-carr-eliminate-rules/804259/
This is pure insanity, and will make us much less safe. Salt Typhoon, you might recall, was a recent direct attack on US telecom […]
This is pure insanity, and will make us much less safe. Salt Typhoon, you might recall, was a recent direct attack on US telecom […]
Original post on federate.social
federate.social
October 30, 2025 at 7:26 PM
FCC scrapping telecom security regs: https://www.cybersecuritydive.com/news/fcc-cybersecurity-telecommunications-carriers-brendan-carr-eliminate-rules/804259/
This is pure insanity, and will make us much less safe. Salt Typhoon, you might recall, was a recent direct attack on US telecom […]
This is pure insanity, and will make us much less safe. Salt Typhoon, you might recall, was a recent direct attack on US telecom […]
Good News, Everyone! We have the official dates for DEF CON 34! And to make up for the delay, we also have the dates for DEF CON 35!
Please join us at the Las Vegas Convention Center August 6-9 in 2026 and August 5-8 in 2027.
Save the dates, friends. It'll be […]
[Original post on defcon.social]
Please join us at the Las Vegas Convention Center August 6-9 in 2026 and August 5-8 in 2027.
Save the dates, friends. It'll be […]
[Original post on defcon.social]
October 29, 2025 at 6:48 PM
Good News, Everyone! We have the official dates for DEF CON 34! And to make up for the delay, we also have the dates for DEF CON 35!
Please join us at the Las Vegas Convention Center August 6-9 in 2026 and August 5-8 in 2027.
Save the dates, friends. It'll be […]
[Original post on defcon.social]
Please join us at the Las Vegas Convention Center August 6-9 in 2026 and August 5-8 in 2027.
Save the dates, friends. It'll be […]
[Original post on defcon.social]
We’re closing out Spooky Month at the #defconmovienight with the modern zombie classic
“Shaun of the Dead”. We’ll be at the Winchester (discord.gg/defcon) in the movie-night text channel at 8pm PDT this Saturday. Next up, #noirvember.
#defcon
“Shaun of the Dead”. We’ll be at the Winchester (discord.gg/defcon) in the movie-night text channel at 8pm PDT this Saturday. Next up, #noirvember.
#defcon
October 23, 2025 at 8:31 PM
We’re closing out Spooky Month at the #defconmovienight with the modern zombie classic
“Shaun of the Dead”. We’ll be at the Winchester (discord.gg/defcon) in the movie-night text channel at 8pm PDT this Saturday. Next up, #noirvember.
#defcon
“Shaun of the Dead”. We’ll be at the Winchester (discord.gg/defcon) in the movie-night text channel at 8pm PDT this Saturday. Next up, #noirvember.
#defcon
There is still time to register to join us for #defcontraining at the Arab International Cybersecurity Conference & Exhibition hosted by the National Cyber Security Center Bahrain.
Still on the fence? Here’s what past students had to say:
“My first DEF CON & […]
[Original post on defcon.social]
Still on the fence? Here’s what past students had to say:
“My first DEF CON & […]
[Original post on defcon.social]
October 15, 2025 at 11:55 PM
There is still time to register to join us for #defcontraining at the Arab International Cybersecurity Conference & Exhibition hosted by the National Cyber Security Center Bahrain.
Still on the fence? Here’s what past students had to say:
“My first DEF CON & […]
[Original post on defcon.social]
Still on the fence? Here’s what past students had to say:
“My first DEF CON & […]
[Original post on defcon.social]
#defcon Creators alert!
The #defconsingapore Call For Creators is open! Got an idea for a Contest, Village or Community you'd like to see at DEF CON Singapore? Get your submission in and let's work together to bring your ideas to life. The info you need is […]
[Original post on defcon.social]
The #defconsingapore Call For Creators is open! Got an idea for a Contest, Village or Community you'd like to see at DEF CON Singapore? Get your submission in and let's work together to bring your ideas to life. The info you need is […]
[Original post on defcon.social]
October 14, 2025 at 8:57 PM
#defcon Creators alert!
The #defconsingapore Call For Creators is open! Got an idea for a Contest, Village or Community you'd like to see at DEF CON Singapore? Get your submission in and let's work together to bring your ideas to life. The info you need is […]
[Original post on defcon.social]
The #defconsingapore Call For Creators is open! Got an idea for a Contest, Village or Community you'd like to see at DEF CON Singapore? Get your submission in and let's work together to bring your ideas to life. The info you need is […]
[Original post on defcon.social]
Good thing there's a weekend coming up - the #defcon Youtube channel has dropped a few hundred #defcon33 videos for your leisurely perusal. Clear your schedule and let the #dc33 Main Stage and Creator Stage Talks wash over your thirsty brain […]
[Original post on defcon.social]
[Original post on defcon.social]
October 10, 2025 at 10:21 PM
Good thing there's a weekend coming up - the #defcon Youtube channel has dropped a few hundred #defcon33 videos for your leisurely perusal. Clear your schedule and let the #dc33 Main Stage and Creator Stage Talks wash over your thirsty brain […]
[Original post on defcon.social]
[Original post on defcon.social]
#defcon34 Call for CTF Organizers is OPEN!
After four excellent years, Nautilus Institute is retiring from running the official DEF CON CTF. That means the search is on for the next team to run the world's premier CTF competition. Is it your turn? Is your crew […]
[Original post on defcon.social]
After four excellent years, Nautilus Institute is retiring from running the official DEF CON CTF. That means the search is on for the next team to run the world's premier CTF competition. Is it your turn? Is your crew […]
[Original post on defcon.social]
October 9, 2025 at 11:06 PM
#defcon34 Call for CTF Organizers is OPEN!
After four excellent years, Nautilus Institute is retiring from running the official DEF CON CTF. That means the search is on for the next team to run the world's premier CTF competition. Is it your turn? Is your crew […]
[Original post on defcon.social]
After four excellent years, Nautilus Institute is retiring from running the official DEF CON CTF. That means the search is on for the next team to run the world's premier CTF competition. Is it your turn? Is your crew […]
[Original post on defcon.social]
#defconmovienight continues the #spookyseason offerings this Saturday with 'Carrie'.
Join us at 8pm Oct. 11 in the Discord (discord.gg/defcon) in the movie-night-text channel for the classic 1976 tale of prom night and psychokinesis.
Sissy Spacek and Piper […]
[Original post on defcon.social]
Join us at 8pm Oct. 11 in the Discord (discord.gg/defcon) in the movie-night-text channel for the classic 1976 tale of prom night and psychokinesis.
Sissy Spacek and Piper […]
[Original post on defcon.social]
October 9, 2025 at 7:46 PM
#defconmovienight continues the #spookyseason offerings this Saturday with 'Carrie'.
Join us at 8pm Oct. 11 in the Discord (discord.gg/defcon) in the movie-night-text channel for the classic 1976 tale of prom night and psychokinesis.
Sissy Spacek and Piper […]
[Original post on defcon.social]
Join us at 8pm Oct. 11 in the Discord (discord.gg/defcon) in the movie-night-text channel for the classic 1976 tale of prom night and psychokinesis.
Sissy Spacek and Piper […]
[Original post on defcon.social]
The updated files and torrents for #defcon 29, 30, 31, and 32 are now live on https://media.defcon.org with over 320 presentations have been added!
Also for our followers an early announcement: The DEF CON 33 main stage talks, villages & creator talks are there as well, soon to go live on YouTube.
Also for our followers an early announcement: The DEF CON 33 main stage talks, villages & creator talks are there as well, soon to go live on YouTube.
October 8, 2025 at 2:10 AM
The updated files and torrents for #defcon 29, 30, 31, and 32 are now live on https://media.defcon.org with over 320 presentations have been added!
Also for our followers an early announcement: The DEF CON 33 main stage talks, villages & creator talks are there as well, soon to go live on YouTube.
Also for our followers an early announcement: The DEF CON 33 main stage talks, villages & creator talks are there as well, soon to go live on YouTube.
DEF CON Training is headed to Singapore!
In April 2026, the first-ever DEF CON Singapore, co-hosted with Home Team Science & Technology Agency and Centre for Strategic Infocomm Technologies csitsg, will kick off with two days of world-class instruction on […]
[Original post on defcon.social]
In April 2026, the first-ever DEF CON Singapore, co-hosted with Home Team Science & Technology Agency and Centre for Strategic Infocomm Technologies csitsg, will kick off with two days of world-class instruction on […]
[Original post on defcon.social]
October 7, 2025 at 9:33 PM
DEF CON Training is headed to Singapore!
In April 2026, the first-ever DEF CON Singapore, co-hosted with Home Team Science & Technology Agency and Centre for Strategic Infocomm Technologies csitsg, will kick off with two days of world-class instruction on […]
[Original post on defcon.social]
In April 2026, the first-ever DEF CON Singapore, co-hosted with Home Team Science & Technology Agency and Centre for Strategic Infocomm Technologies csitsg, will kick off with two days of world-class instruction on […]
[Original post on defcon.social]
We are putting the finishing touches on launching all the main stage presentations from #defcon this year. They will launch on both YouTube and our media server at https://media.defcon.org this week.
While we were reviewing content we also found past Village […]
[Original post on defcon.social]
While we were reviewing content we also found past Village […]
[Original post on defcon.social]
October 7, 2025 at 11:50 AM
We are putting the finishing touches on launching all the main stage presentations from #defcon this year. They will launch on both YouTube and our media server at https://media.defcon.org this week.
While we were reviewing content we also found past Village […]
[Original post on defcon.social]
While we were reviewing content we also found past Village […]
[Original post on defcon.social]
More #defcon in the news with @defconfranklin !
Kudos to the team at #defconfranklin for hooking up talented volunteers with infrastructure projects that need attention. Nice to see hackers getting good attention for good reasons.
If you're interested in learning more about the opportunities […]
Kudos to the team at #defconfranklin for hooking up talented volunteers with infrastructure projects that need attention. Nice to see hackers getting good attention for good reasons.
If you're interested in learning more about the opportunities […]
Original post on defcon.social
defcon.social
September 26, 2025 at 1:04 AM
More #defcon in the news with @defconfranklin !
Kudos to the team at #defconfranklin for hooking up talented volunteers with infrastructure projects that need attention. Nice to see hackers getting good attention for good reasons.
If you're interested in learning more about the opportunities […]
Kudos to the team at #defconfranklin for hooking up talented volunteers with infrastructure projects that need attention. Nice to see hackers getting good attention for good reasons.
If you're interested in learning more about the opportunities […]
Today’s #defcontraining Bahrain Spotlight is “AI SecureOps: Defending AI Applications and Services” with Abhinav Singh on November 3 & 4.
Can prompt injections lead to complete infrastructure takeovers? Could AI applications be exploited to compromise backend […]
[Original post on defcon.social]
Can prompt injections lead to complete infrastructure takeovers? Could AI applications be exploited to compromise backend […]
[Original post on defcon.social]
September 23, 2025 at 3:06 PM
Today’s #defcontraining Bahrain Spotlight is “AI SecureOps: Defending AI Applications and Services” with Abhinav Singh on November 3 & 4.
Can prompt injections lead to complete infrastructure takeovers? Could AI applications be exploited to compromise backend […]
[Original post on defcon.social]
Can prompt injections lead to complete infrastructure takeovers? Could AI applications be exploited to compromise backend […]
[Original post on defcon.social]
#defcontraining Bahrain Spotlight - “Advanced Cloud Incident Response” with Korstiaan Stam on November 3-4.
This hands-on two-day training offers a comprehensive guide to incident response in the Microsoft cloud, covering various topics essential for handling […]
[Original post on defcon.social]
This hands-on two-day training offers a comprehensive guide to incident response in the Microsoft cloud, covering various topics essential for handling […]
[Original post on defcon.social]
September 22, 2025 at 9:24 PM
#defcontraining Bahrain Spotlight - “Advanced Cloud Incident Response” with Korstiaan Stam on November 3-4.
This hands-on two-day training offers a comprehensive guide to incident response in the Microsoft cloud, covering various topics essential for handling […]
[Original post on defcon.social]
This hands-on two-day training offers a comprehensive guide to incident response in the Microsoft cloud, covering various topics essential for handling […]
[Original post on defcon.social]
Today we have another #defcontraining Bahrain Spotlight - “A Complete Practical Approach to Malware Analysis & Threat Hunting with Memory Forensics, Endpoint Telemetry, & AI-Driven Hunting” with Monnappa K A and Sajan Shetty on November 3-4.
This 2-day […]
[Original post on defcon.social]
This 2-day […]
[Original post on defcon.social]
September 19, 2025 at 10:42 PM
Today we have another #defcontraining Bahrain Spotlight - “A Complete Practical Approach to Malware Analysis & Threat Hunting with Memory Forensics, Endpoint Telemetry, & AI-Driven Hunting” with Monnappa K A and Sajan Shetty on November 3-4.
This 2-day […]
[Original post on defcon.social]
This 2-day […]
[Original post on defcon.social]
We have a deep lineup of courses for #defcontraining at the Arab International Cybersecurity Summit, covering topics including AI security, software supply chain, digital forensics, cryptography, telecom security and defense, incident response, and more […]
[Original post on defcon.social]
[Original post on defcon.social]
September 16, 2025 at 9:12 PM
We have a deep lineup of courses for #defcontraining at the Arab International Cybersecurity Summit, covering topics including AI security, software supply chain, digital forensics, cryptography, telecom security and defense, incident response, and more […]
[Original post on defcon.social]
[Original post on defcon.social]
#defcon in the news:
The @defconfranklin project got some coverage on @npr !
https://www.npr.org/2025/09/08/nx-s1-5528721/how-a-small-vermont-town-is-protecting-its-water-from-hackers
To learn more about Franklin's mission to connect volunteers to under-resourced infrastructure organizations […]
The @defconfranklin project got some coverage on @npr !
https://www.npr.org/2025/09/08/nx-s1-5528721/how-a-small-vermont-town-is-protecting-its-water-from-hackers
To learn more about Franklin's mission to connect volunteers to under-resourced infrastructure organizations […]
Original post on defcon.social
defcon.social
September 16, 2025 at 12:36 AM
#defcon in the news:
The @defconfranklin project got some coverage on @npr !
https://www.npr.org/2025/09/08/nx-s1-5528721/how-a-small-vermont-town-is-protecting-its-water-from-hackers
To learn more about Franklin's mission to connect volunteers to under-resourced infrastructure organizations […]
The @defconfranklin project got some coverage on @npr !
https://www.npr.org/2025/09/08/nx-s1-5528721/how-a-small-vermont-town-is-protecting-its-water-from-hackers
To learn more about Franklin's mission to connect volunteers to under-resourced infrastructure organizations […]